typedef struct{
    pIndeBinTreeNode root;

} pIndeBinTree;


typedef struct{
    pIndeBinTreeNode parent;
    pIndeBinTreeNode left;
    pIndeBinTreeNode right;
    int data;
} pIndeBinTreeNode;


typedef struct{
    unsigned char id;
    char name[16];
    unsigned table_id;
    unsigned field_id;
    pIndexBinTree tree;

} pIndexBin;
